Base | Representation |
---|---|
bin | 10000001010101100101101 |
3 | 21222022121121 |
4 | 100022230231 |
5 | 2041110000 |
6 | 230500541 |
7 | 51011023 |
oct | 20125455 |
9 | 7868547 |
10 | 4238125 |
11 | 2435191 |
12 | 1504751 |
13 | b55088 |
14 | 7c4713 |
15 | 58ab1a |
hex | 40ab2d |
4238125 has 10 divisors (see below), whose sum is σ = 5296742. Its totient is φ = 3390000.
The previous prime is 4238119. The next prime is 4238149. The reversal of 4238125 is 5218324.
It can be written as a sum of positive squares in 5 ways, for example, as 1798281 + 2439844 = 1341^2 + 1562^2 .
It is not a de Polignac number, because 4238125 - 25 = 4238093 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a d-powerful number, because it can be written as 44 + 213 + 39 + 82 + 1 + 222 + 56 .
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 4238125.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2766 + ... + 4015.
Almost surely, 24238125 is an apocalyptic number.
It is an amenable number.
4238125 is a deficient number, since it is larger than the sum of its proper divisors (1058617).
4238125 is an frugal number, since it uses more digits than its factorization.
4238125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6801 (or 6786 counting only the distinct ones).
The product of its digits is 1920, while the sum is 25.
The square root of 4238125 is about 2058.6706876040. The cubic root of 4238125 is about 161.8295850594.
The spelling of 4238125 in words is "four million, two hundred thirty-eight thousand, one hundred twenty-five".
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